阅读说明：本技术 一种高效制冰系统 (Efficient ice making system ) 是由 周明 杨代刚 于 2021-02-03 设计创作，主要内容包括：本申请公开一种高效制冰系统,包括PLC控制系统、发动机和压缩机,发动机和压缩机之间均传动连接调速换挡机构；调速换挡机构包括主轴箱,主轴箱内设置主轴、一级轴、二级轴、三级轴、变速手柄、拔叉、双联齿轮,压缩机的输出轴插装在主轴内,所述发动机的输出轴插装在一级轴内,一级轴与二级轴之间通过设置齿轮进行传动连接,二级轴上设置一大一小两个齿轮,三级轴上套装设置双联齿轮,且双联齿轮与二级轴上的两个齿轮之间的位置关系形成上、中、下三个位置,也就是形成快速档、空挡和慢速档。本申请通过调速换挡机构来使得发动机和压缩机之间的转速进行匹配,使得发动机能够直接驱动压缩机,减少或者避免能量的损耗,提高制冷效率,也利于环保。(The application discloses a high-efficiency ice making system, which comprises a PLC control system, an engine and a compressor, wherein the engine and the compressor are in transmission connection with a speed-regulating gear-shifting mechanism; the speed-regulating gear-shifting mechanism comprises a main shaft box, a main shaft, a primary shaft, a secondary shaft, a tertiary shaft, a gear-shifting handle, a shifting fork and a duplicate gear are arranged in the main shaft box, an output shaft of a compressor is inserted in the main shaft, an output shaft of the engine is inserted in the primary shaft, the primary shaft and the secondary shaft are in transmission connection through a gear, the secondary shaft is provided with a large gear and a small gear, the duplicate gear is sleeved on the tertiary shaft, and the position relation between the duplicate gear and the two gears on the secondary shaft forms an upper position, a middle position and a lower position, namely a fast gear, a neutral gear and a slow gear. This application makes the rotational speed between engine and the compressor match through speed governing gearshift for the engine can the direct drive compressor, reduces or avoids the loss of energy, improves refrigeration efficiency, also does benefit to the environmental protection.)

1. The utility model provides a high-efficient ice-making system, includes PLC control system, engine and compressor, its characterized in that: the engine and the compressor are in transmission connection with a speed-regulating gear-shifting mechanism; the speed-regulating gear-shifting mechanism comprises a main shaft box, a main shaft, a primary shaft, a secondary shaft, a tertiary shaft, a gear-shifting handle, a shifting fork and a duplicate gear are arranged in the main shaft box, an output shaft of the compressor is inserted in the main shaft, an output shaft of the engine is inserted in the primary shaft, the primary shaft and the secondary shaft are in transmission connection through a gear, a large gear and a small gear are arranged on the secondary shaft, the duplicate gear is sleeved on the tertiary shaft, the position relation between the duplicate gear and the two gears on the secondary shaft forms an upper position, a middle position and a lower position, namely a fast gear, a neutral gear and a slow gear, the shifting fork is arranged on the gear-shifting handle, the gear-shifting handle controls the shifting fork to move up and down for transposition, the shifting fork drives the duplicate gear sleeved on the tertiary shaft to move up and down, the tertiary shaft is fixedly connected with the main shaft, and the primary, And the second-stage shaft and the third-stage shaft form a speed-regulating gear-shifting mechanism through different transmission ratios between the gears.

2. The efficient ice making system of claim 1, wherein: the lower end of the primary shaft is connected with a lubricating pump through a gear in a transmission way.

3. The efficient ice making system of claim 1, wherein: the front face of the spindle box is provided with a control panel which is electrically connected with the PLC control system.

4. The efficient ice making system of claim 1, wherein: the upper part of the third-stage shaft is provided with four uniformly distributed magnetic steels, the magnetic steels and the main shaft synchronously rotate, and magnetic signals of the magnetic steels are detected by a Hall element and transmitted to the PLC control system.

Technical Field

The application relates to the technical field of ice making equipment, in particular to a high-efficiency ice making system.

Background

The traditional ice maker generally adopts an engine to drive a motor, and then the motor drives a compressor in the ice maker to make ice, because the engine does not directly drive the compressor, part of energy is lost, so that the ice making efficiency is poor, and the main reason that the engine cannot directly drive the compressor to make ice at present is that the rotating speed of the engine is difficult to be matched with the rotating speed of the compressor.

Disclosure of Invention

It is an object of the present application to address the deficiencies and drawbacks of the prior art and to provide an efficient ice making system.

In order to achieve the purpose, the technical scheme adopted by the application is as follows: the utility model provides a high-efficient ice-making system, includes PLC control system, engine and compressor, its innovation point lies in: the engine and the compressor are in transmission connection with a speed-regulating gear-shifting mechanism; the speed-regulating gear-shifting mechanism comprises a main shaft box, a main shaft, a primary shaft, a secondary shaft, a tertiary shaft, a gear-shifting handle, a shifting fork and a duplicate gear are arranged in the main shaft box, an output shaft of the compressor is inserted in the main shaft, an output shaft of the engine is inserted in the primary shaft, the primary shaft and the secondary shaft are in transmission connection through a gear, a large gear and a small gear are arranged on the secondary shaft, the duplicate gear is sleeved on the tertiary shaft, the position relation between the duplicate gear and the two gears on the secondary shaft forms an upper position, a middle position and a lower position, namely a fast gear, a neutral gear and a slow gear, the shifting fork is arranged on the gear-shifting handle, the gear-shifting handle controls the shifting fork to move up and down for transposition, the shifting fork drives the duplicate gear sleeved on the tertiary shaft to move up and down, the tertiary shaft is fixedly connected with the main shaft, and the primary, And the second-stage shaft and the third-stage shaft form a speed-regulating gear-shifting mechanism through different transmission ratios between the gears.

Furthermore, the lower end of the primary shaft is connected with a lubricating pump through a gear in a transmission mode.

Furthermore, the front surface of the spindle box is provided with a control panel which is electrically connected with the PLC control system.

Furthermore, four evenly distributed magnetic steels are arranged on the upper part of the third-stage shaft, the magnetic steels and the main shaft rotate synchronously, and magnetic signals of the magnetic steels are detected by a Hall element and transmitted to the PLC control system.

The beneficial effect of this application does:

this application makes the rotational speed between engine and the compressor match through setting up speed governing gearshift for the engine can the direct drive compressor, reduces or avoids the loss of energy, improves refrigeration efficiency, also does benefit to the environmental protection.

Drawings

FIG. 1 is a schematic structural diagram of the present application;

fig. 2 is a schematic structural diagram of the speed-regulating gear-shifting mechanism in the present application.

Description of reference numerals:

1 engine, 2 compressor, 3 speed-regulating gear-shifting mechanism, 31 main shaft box, 32 main shaft, 33 primary shaft,

34 a second-stage shaft, 35 a third-stage shaft, 36 a gear change handle, 37 a shift fork, 38 a duplicate gear, 4 a lubricating pump,

5 magnetic steel and 6 Hall elements.

Detailed Description

The present application will be further described with reference to the following detailed description.

In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is described in further detail below with reference to specific embodiments. It should be understood that the detailed description and specific examples, while indicating the present application, are given by way of illustration and not limitation.

Referring to fig. 1-2, an efficient ice making system comprises a PLC control system, an engine 1 and a compressor 2, wherein the engine 1 and the compressor 2 are in transmission connection with a speed-regulating and gear-shifting mechanism 3; the speed-regulating gear-shifting mechanism 3 comprises a main shaft box 31, a main shaft 32, a primary shaft 33, a secondary shaft 34, a tertiary shaft 35, a gear-shifting handle 36, a shifting fork 37 and a duplicate gear 38 are arranged in the main shaft box 31, an output shaft of the compressor 2 is inserted in the main shaft 32, an output shaft of the engine 1 is inserted in the primary shaft 33, the primary shaft 33 and the secondary shaft 34 are in transmission connection through the arranged gears, the secondary shaft 34 is provided with a big gear and a small gear, the tertiary shaft 35 is sleeved with the duplicate gear 38, the position relation between the duplicate gear 38 and the two gears on the secondary shaft 34 forms an upper position, a middle position and a lower position, namely a fast gear, a neutral gear and a slow gear, the gear-shifting handle 36 is provided with the shifting fork 37, the gear-shifting handle 36 controls the shifting fork 37 to move up and down, the shifting fork 37 drives the duplicate gear 38 sleeved on the tertiary shaft 35 to move up and down, and the, the primary shaft 33, the secondary shaft 34 and the tertiary shaft 35 form a speed-regulating gear-shifting mechanism through different transmission ratios among gears. In this embodiment, the output shaft end of the engine 1 is inserted into a hole of a first-stage shaft 33 with teeth, and is transmitted to a third-stage shaft 35 through a second-stage shaft 34, and a sleeved dual gear 38 on the third-stage shaft 35 has an upper position, a middle position and a lower position, a low-speed gear is shown in the figure, a high-speed gear is upward, and a neutral position is located in the middle position, so that the main shaft can be easily rotated by hand, specifically:

1. when the shift fork 37 maintains the position shown in fig. 2, the pinion on the secondary shaft 34 is engaged with the bull gear in the duplicate gear 38 on the tertiary shaft 35, and is a low gear;

2. when the shifting fork 37 moves up by one gear, the duplicate gear 38 on the tertiary shaft 35 is not contacted with the big gear and the small gear on the secondary shaft 34, and is in a neutral gear;

3. when the shift fork 37 moves up again, the small gear of the duplicate gear 38 on the tertiary shaft 35 meshes with the large gear on the secondary shaft 34, and the gear is high.

In this embodiment, the lower end of the primary shaft 33 is connected to the lubricating pump 4 by a gear transmission. A pair of gears at the lower end of the primary shaft 33 are in speed reduction transmission to the lubricating pump 4 capable of bidirectionally rotating and directionally discharging oil, so that all thin oil lubrication of the spindle box 31 is provided, and the lubricating pump 4 is a cycloid rotor lubricating pump and is more stable and reliable.

In this embodiment, the front surface of the main spindle box 31 is provided with a control panel, and is electrically connected to the PLC control system. The speed-regulating gear-shifting mechanism 3 can be better set through the control panel, and the working condition is known.

In this embodiment, the upper portion of the third-stage shaft 35 is provided with four uniformly distributed magnetic steels 5, the magnetic steels 5 and the main shaft 32 rotate synchronously, and magnetic signals of the magnetic steels are detected by the hall element 6 and transmitted to the PLC control system. Specifically, four small magnetic steels 5 are embedded in the end face of the round nut at the top end of the tertiary shaft 35, magnetic signals are detected by the Hall element 6 when the main shaft 31 rotates, then the electric appliance part translates the magnetic signals into the rotating speed of the main shaft, and the rotating speed of the main shaft 32 is displayed on the control panel through the PLC control system, so that the user can know and control the rotating speed of the main shaft conveniently.

The above description is only for the purpose of illustrating the technical solutions of the present application and not for the purpose of limiting the same, and other modifications or equivalents of the technical solutions of the present application made by those skilled in the art should be covered by the scope of the claims of the present application without departing from the spirit and scope of the technical solutions of the present application.